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Document BIND9 version differences and migration guide #6

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opened 2026-02-05 20:17:24 +00:00 by daniel · 1 comment
daniel commented 2026-02-05 20:17:24 +00:00
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Overview

Create comprehensive documentation detailing differences between BIND9 9.18 and 9.20+ and provide migration guidance for users.

Documentation Tasks

  • Document configuration syntax changes
  • List deprecated options removed in 9.20
  • Highlight new features available in 9.20
  • Create migration guide for users running 9.18
  • Document any variable/template changes needed
  • Add examples for both versions

Sections to Cover

  1. Breaking Changes
  2. New Features
  3. Migration Steps
  4. Configuration Examples
  5. Testing Recommendations

Related Issues

See #1 for overall strategy and #2 for implementation

## Overview Create comprehensive documentation detailing differences between BIND9 9.18 and 9.20+ and provide migration guidance for users. ## Documentation Tasks - [ ] Document configuration syntax changes - [ ] List deprecated options removed in 9.20 - [ ] Highlight new features available in 9.20 - [ ] Create migration guide for users running 9.18 - [ ] Document any variable/template changes needed - [ ] Add examples for both versions ## Sections to Cover 1. Breaking Changes 2. New Features 3. Migration Steps 4. Configuration Examples 5. Testing Recommendations ## Related Issues See #1 for overall strategy and #2 for implementation
daniel commented 2026-02-07 22:46:25 +00:00
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✅ All documentation tasks completed for issue #6:

Tasks Summary:

  • ✅ Document configuration syntax changes with before/after examples
  • ✅ List deprecated options removed in 9.20 (44 breaking changes documented)
  • ✅ Highlight new features available in 9.20 (35 new options)
  • ✅ Create migration guide for users running 9.18
  • ✅ Document any variable/template changes needed for Ansible role
  • ✅ Add comprehensive examples for both versions

Key Documentation Sections:

  1. Pre-Migration Planning - Backup procedures and version checks
  2. Breaking Changes Summary - All 44 removed options with explanations
  3. Migration Steps - 5-step process from assessment to validation
  4. Configuration Examples - Before/after examples for secondary zones and DNSSEC
  5. Role-Specific Changes - Branch selection, template variables, DNSSEC policy updates
  6. Testing Recommendations - Validation checklist and test playbook
  7. Rollback Procedure - Safe rollback using backups

Related Documentation:

  • docs/BIND9_MIGRATION_GUIDE.md - New comprehensive migration guide (479 lines)
  • docs/BIND_VERSION_DIFFERENCES.md - Technical version comparison (from #11)
  • CONFIGURATION_GRAMMAR.md - Updated with version compatibility section
  • CHANGELOG.md - Updated with version differences details

Commit: 1c635e5 - docs: Add comprehensive BIND9 9.18 to 9.20 migration guide

Users now have complete guidance for safely migrating from BIND9 9.18 to 9.20.

✅ All documentation tasks completed for issue #6: **Tasks Summary:** - ✅ Document configuration syntax changes with before/after examples - ✅ List deprecated options removed in 9.20 (44 breaking changes documented) - ✅ Highlight new features available in 9.20 (35 new options) - ✅ Create migration guide for users running 9.18 - ✅ Document any variable/template changes needed for Ansible role - ✅ Add comprehensive examples for both versions **Key Documentation Sections:** 1. **Pre-Migration Planning** - Backup procedures and version checks 2. **Breaking Changes Summary** - All 44 removed options with explanations 3. **Migration Steps** - 5-step process from assessment to validation 4. **Configuration Examples** - Before/after examples for secondary zones and DNSSEC 5. **Role-Specific Changes** - Branch selection, template variables, DNSSEC policy updates 6. **Testing Recommendations** - Validation checklist and test playbook 7. **Rollback Procedure** - Safe rollback using backups **Related Documentation:** - docs/BIND9_MIGRATION_GUIDE.md - New comprehensive migration guide (479 lines) - docs/BIND_VERSION_DIFFERENCES.md - Technical version comparison (from #11) - CONFIGURATION_GRAMMAR.md - Updated with version compatibility section - CHANGELOG.md - Updated with version differences details **Commit:** 1c635e5 - docs: Add comprehensive BIND9 9.18 to 9.20 migration guide Users now have complete guidance for safely migrating from BIND9 9.18 to 9.20.
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Reference: daniel/ansible-bind9-role#6
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